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Part: 1T412

Category:

Description: Variable Capacitance Diode

Company: Sony Electronics

Datasheet: Download 1T412 datasheet     File size : 110 kB

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Datasheet text preview:
1T412
Variable Capacitance Diode For the availability of this product, please contact the sales office.
Description T h e 1T412 is a variable capacitance diode designed for electronic tuning of BS tuners using a super-small-miniature flat package (SSVC). Features · Super-small-miniature flat package · Low series resistance: 1.8 Max. (f=470 MHz) · Large capacitance ratio: 5.7 Typ. (C2/C25) · Small leakage current: 10 nA Max. (VR=28 V) · Capacitance deviation in a matching group: within 5 % Applications Electronic tuning of BS tuners Structure Silicon epitaxial planar type diode M-290

Absolute Maximum Ratings (Ta=25 °C) · Reverse voltage VR 30 V · Peak reverse voltage VRM 35 V (RL 10 k) · Operating temperature Topr ­20 to +75 °C · Storage temperature Tstg ­65 to +150 °C

Electrical Characteristics Item Reverse current Diode capacitance Capacitance ratio Series resistance Capacitance deviation in a matching group Symbol IR C2 C25 C2/C25 rs C Conditions VR=28 V VR=2 V, f=1 MHz VR=25 V, f=1 MHz VR=1V, f=470 MHz VR=2 to 25 V, f=1 MHz Min. Typ. Max. 10 4.51 0.77 5.7 1.1 1.8 5

(Ta=25 °C) Unit nA pF pF %

3.27 0.57 5.0

Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.

--1--

E96147A67-TE

1T412

Diode capacitance vs. Reverse voltage 10 Ta=25°C 5 100

Reverse current vs. Ambient temperature VR=28V

C-Diode capacitance (pF)

2 1 0.5 10

0.2 0.1 1 2 5 10 20 VR-Reverse voltage (V) 50

IR-Reverse current (pA)
1 0.1 ­20

0 20 40 60 Ta-Ambient temperature (°C)

80

Forward voltage vs. Ambient temperature 0.90 45

Reverse voltage vs. Ambient temperature

VF-Forward voltage (V)

VR-Reverse voltage (V)

IF=1mA 0.80

IR=10µA 40

0.70

35

0.60 ­20

0 20 40 60 Ta-Ambient temperature (°C)

80

30 ­20

0

20 40 60 Ta-Ambient temperature (°C)

80

--2--

1T412

Diode capacitance vs. Ambient temperature 1.03 VR=1V

C (Ta)/C (25°C)-Diode capacitance

1.02 VR=2V VR=7V VR=25V VR=15V

1.01

1.00

0.99

0.98 ­20

0

20 40 60 Ta-Ambient temperature (°C)

80

Reverse current vs. Reverse voltage 100 Ta=80°C 1000

Temperature coefficient of diode capacitance

Temperature coefficient (ppm/°C)

500

IR-Reverse current (pA)

10

200

Ta=60°C

100

1

50 1

2

5 10 VR-Reverse voltage (V)

20

50

Ta=25°C

0.1 1 3 10 30 VR-Reverse voltage (V)

--3--

1T412

Package Outline

Unit : mm
M - 90 2

3 1. }0. 1

A 7 1. }0. 1

0. } . 1 80

2 0. M

A

10KM A X

b

c

10K A X M

7 0. }0. 1

B A S E M E TA L W I H PLATI G T N c b 0. 1}0. 005 1 0. }0. 025 3 0. 1{0. 05 1 |0. 01 0. {0. 05 3|0. 02

P A C K A G E M A TE R I L A SO N Y C O D E EI J C O D E A JE D E C C O D E M - 90 2 LE A D TR E A TM E N T LE A D M A TE R I L A PAC KAG E W EI H T G

EPO XY R ESI N S O LD E R PLATI G N C O PPER 0. 02g 0

Mark

1

X2

1 : Cathode

2
2 : Anode

--4--

2 0. }0. 05




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